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geniusboy [140]
2 years ago
15

Question 3 of 10

Chemistry
1 answer:
yulyashka [42]2 years ago
6 0

Answer: A.) Look at the benefits and challenges of using specific materials.

Explanation: They can’t decide whether they made the best product or not because it is a new project.

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Which of what statements
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Why was there so much disagreements among the ancient greeks about the nature of the atoms?
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It is because in that time science was not established. This is, the experimentation to test hypotheses, which is a fundamental part of the scientific method, was not applied.

Atoms can not be seen, then they could only reflect or philosophize on this matter. This method is not able to give good answers to so complicated scientific matters.

 
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Oxygen gas generated in the thermal decomposition of potassium chlorate is collected over water. At 24ºC and an atmospheric pres
Yanka [14]

Answer:

its 0.163 g

Explanation:

From the total pressure and the vapour pressure of water we can calculate the partial pressure of O2​

PO 2 =P t −P H 2 O

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From the ideal gas equation we write.

W= RT/PVM = (0.0821Latm/Kmol)(273+24)K(0.974atm)(0.128L)(32.0g/mol/) =0.163g

6 0
3 years ago
What are the rules for naming hydrocarbons?
GrogVix [38]

Answer:

IUPAC Rules for Alkane Nomenclature

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Identify and name groups attached to this chain.

Number the chain consecutively, starting at the end nearest a substituent group.

Designate the location of each substituent group by an appropriate number and name.

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Lymph nodes are...
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a

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